The smallest particle of an element. It is made up of protons, electrons and neutrons.
Glossary
a-Si
amorphous silicon – the non-crystalline allotropic form of silicon.
artificial photosynthesis
replication of the natural process of photosynthesis, converting light water, and carbon dioxide into carbohydrates and oxygen.
amorphous
A solid that has an irregular, badly defined arrangement of atoms in it.
angle of incidence
the angle at which a beam of light hits a surface